The slogan is reference to the more than 690,000 migrants who have landed on Italian shores from North Africa since 2013. The League blames the arrivals for "social conflict" and making Italian cities less safe.

Born in Gusau in northern Nigeria but living in Italy since the 1970s, Iwobi has been a supporter of the League for more than two decades.

"I'm not interested in what Balotelli thinks," Iwobi said in response. "He's a great footballer, I hope he sticks to doing what he's good at."